*{padding: 0; margin: 0;}
li {
    list-style: none;
}
img{
    vertical-align: top;
}
a{
    text-decoration: none;
    cursor:pointer;
}

html body{
    height: 100%;
}
.header_box{
    display: flex;
    justify-content: space-between;
    -webkit-justify-content: space-between;
    flex-direction: row;
    -webkit-flex-direction: row;
    border-bottom: 1px #CDF0F6 solid;
}
.header_left{

    width: 15%;
    display: flex;
    justify-content: center;
    -webkit-justify-content: center;
    flex-direction: row-reverse;
    -webkit-flex-direction: row-reverse;
}
.header_right{

    width: 20%;
    display: flex;
    justify-content: center;
    -webkit-justify-content: center;
    align-items:center ;
    -webkit-align-items: center;
}
.header_right:nth-child(1){
    align-self: flex-start;
}
.dispaly_header_info{
    background-color: #CDF0F6;
    position: relative;
    top: 102px;
    left:-50px;
}
.dispaly_header_info li{
    padding-left: 20px;
    width: 150px;
    height: 30px;
    line-height: 30px;
}
.context{
    display: flex;
    flex-direction:row;
    -webkit-flex-direction:row;
    height:480px;
}
.context_nav{
    width: 15%;
    height: 505px;
    background-color: #f8fafc;
    color: #000000;
    overflow-x :hidden;
}
.nva_List{
    display: flex;
    flex-wrap: wrap;

}
.list_view{
    padding-left: 25px;
    height: 35px;
    line-height: 35px;
    width: 100%;
}
.list_view:hover{
    background-color: #CDF0F6;
}
.child_List {

  padding-left: 20px;
}
.context_core ,.layui-tab-content,.main_right_iframe{
    width: 85%;
    height: 100%;

}
.blm_iframe{
 background-color: #ffffff;
}
.foot{
    height: 20px;
    display: flex;
    justify-content: center;
}
.child_List{

}
.hide{
    display: none;
}
.main_right_iframe iframe{
    width: 138%;
    border: 0;
    height: 100%;
}
.tab{
    position: relative;
    left: 0;
    height: 40px;
    white-space: nowrap;
    font-size: 0;
    border-bottom-width: 1px;
    border-bottom-style: solid;
    transition: all .2s;
    -webkit-transition: all .2s;
}
.tab li{
    display: inline-block;
    *display: inline;
    *zoom: 1;
    vertical-align: middle;
    font-size: 14px;
    transition: all .2s;
    -webkit-transition: all .2s;
    position: relative;
    line-height: 40px;
    min-width: 65px;
    padding: 0 15px;
    text-align: center;
    cursor: pointer;
}
.tab-content iframe{
    width: 138%;
    border: 0;
    height: 100%;
}
.tab-content ,.tab-pane{
    width: 85%;
    height: 92%;
}